The rail pressure will refer to the fuel rail pressure, should be nothing to do with the aircon

That looks like some weird English place where you have silly laws. Still not an answer to what the office is. Those example may have been rear lights as we all know the front fogs do not cause a problem! (for most )

The highway code is not used in court or by police, it's needs to be part of the road traffic acts.

What code reader is that?

If you means the P0530, then yes, it's the aircon pressure sensor or wiring that has a fault. It could also be that it's got no gas, but I'dn't expect "circuit" in the fault message, may just be a bad translation.

I used to have mine left on at the front as I used to drive along country roads at night (or early morning), it makes a different in winter and on wet days. They would only come on with the lights, of course this was in the days where you had to do things in the car like switch lights on and put you...

Why do the front lights annoy you, they dont blind, they are good for lighting up the sides of the road. My other car has the front fogs come on if I turn left of right.

Front or rear?

I've no problem with front, rear are a pain.

I went for this one, seems to do everything you need for codes, clearing them, and reading live values.

http://www.diagnostic-world.com/pages/n ... tem_105905

I think most cars do have checking oil level as part of their weekly mainenance. Most people simply dont bother and assume it'll be ok from service to service. I always check a new (or newly aquired) car regularly at the begining for oil water etc just to get an idea if anything is leaking. Then rel...